Home / 116,616.20-174,693.90-69,729.80

Finding the Fourth Proportional to 116,616.20, 174,693.90 and 69,729.80

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Solution

The fourth proportional to 116,616.20, 174,693.90 and 69,729.80 is: 104,456.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,616.20 : 174,693.90 = 69,729.80 : x
  2. Step 2: Convert to fraction form
    116,616.20/174,693.90 = 69,729.80/x
  3. Step 3: Cross multiply
    116,616.20x = 174,693.90 × 69,729.80
  4. Step 4: Simplify right side
    116,616.20x = 12,181,370,708.22
  5. Step 5: Solve for x
    x = 12,181,370,708.22/116,616.20
  6. Step 6: Final answer
    x = 104,456.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.